<template>
  <div class="index">
    <div class="container">
      <div class="swiper-box">
        <div class="nav-menu">
          <ul class="menu-wrap">
            <li class="menu-item">
              <a href="javascript:;">手机 电话卡</a>
              <div class="children">
                  <ul v-for="(item,index) in menuList" :key='index'>
                    <li v-for="sub in item" :key="sub"><a :href="'/#/product/'+sub.id" id=""><img :src="sub.img" alt="">{{sub.name}}</a></li>
                  </ul>
              </div>
            </li>
            <li class="menu-item">
              <a href="javascript:;">电视 盒子</a>
            </li>
            <li class="menu-item">
              <a href="javascript:;">笔记本 平板</a>
            </li>
            <li class="menu-item">
              <a href="javascript:;">家电 插线板</a>
            </li>
            <li class="menu-item">
              <a href="javascript:;">出行 穿戴</a>
            </li>
            <li class="menu-item">
              <a href="javascript:;">智能 路由器</a>
            </li>
            <li class="menu-item">
              <a href="javascript:;">电源 配件</a>
            </li>
            <li class="menu-item">
              <a href="javascript:;">生活 箱包</a>
            </li>
          </ul>
        </div>
        <swiper v-bind:options="swiperOption">
          <!-- slides 轮播-->
          <swiper-slide v-for="(item,index) in slideList" :key='index'>
            <a :href="'/#/product/'+item.id" alt=""><img :src='item.img'></a>
          </swiper-slide>
          <!-- Optional controls 分页控制-->
          <div class="swiper-pagination"  slot="pagination"></div>
          <div class="swiper-button-prev" slot="button-prev"></div>
          <div class="swiper-button-next" slot="button-next"></div>
        </swiper>
      </div>
      <div class="ads-box">
        <a :href="'/#/product'+item.id"  v-for="(item,index) in adsList" :key='index'>
          <img v-lazy="item.img" alt="" >
        </a>
      </div>
      <div class="banner">
        <a href="/#/product/30">
          <img v-lazy="'/imgs/banner-1.png'" alt="">
        </a>
      </div>
    </div>
    <div class="product-box">
      <div class="container">
        <h2>手机</h2>
        <div class="wrapper">
          <div class="banner-left">
            <a href="/#/product/35"><img v-lazy="'/imgs/mix-alpha.jpg'" alt=""></a>
          </div>
          <div class="list-box">
            <div class="list" v-for="(arr,index) in phoneList" :key='index'>
              <div class="item" v-for="(item,index) in arr" :key="index">
                <span :class="{'new-pro':j%2==0}">新品</span>
                <div class="item-img"><img v-lazy="item.mainImage" alt=""></div>
                <div class="item-info">
                  <h3>{{item.name}}</h3>
                  <p>{{item.subtitle}}</p>
                  <p class="price" @click="addCart(item.id)">￥{{item.price}}元</p>
                </div>
              </div>
            </div>
          </div>
        </div>
      </div>
    </div>
    <service-bar></service-bar>
    <modal title="提示" 
      sureText='查看购物车' 
      btnType='1' 
      modalType="middle" 
      :showModal="showModal"
      @submit="goToCart"
      @cancel="showModal=false">
      <template v-slot:body>
       <p>商品添加成功</p>
      </template>
      </modal>
  </div>
</template>
<script>
  import ServiceBar from './../components/ServiceBar'
  import { swiper, swiperSlide } from 'vue-awesome-swiper'
  import 'swiper/dist/css/swiper.css'
  import Modal from '../components/Modal.vue'
  export default{
    name:'index',
    components:{
      swiper,
      swiperSlide,
      ServiceBar,
      Modal,
    },
    data(){
      return {
        showModal:false,
        swiperOption:{
          autoplay:true,  // 自动播放
          loop:true,      // 循环点击播放
          effect:'cube',   // 动画  cube
          cubeEffect: {    // cube 配置结构
            shadowOffset: 100,
            shadowScale: 0.6
          },
          pagination: {    // 分页器
            el: '.swiper-pagination',   // 指定要渲染的对象
            clickable:true  // 点击可以切换
          },
          navigation: {    // 前进后退按钮
            nextEl: '.swiper-button-next',
            prevEl: '.swiper-button-prev',
          }
        },
        slideList:[
          {
            id:'42',
            img:'/imgs/slider/slide-1.jpg'
          },
          {
            id:'45',
            img:'/imgs/slider/slide-2.jpg'
          },
          {
            id:'46',
            img:'/imgs/slider/slide-3.jpg'
          },
          {
            id:'43',
            img:'/imgs/slider/slide-4.jpg'
          },
          {
            id:'44',
            img:'/imgs/slider/slide-5.jpg'
          },
        ],
        menuList:[
          [
            {
              id:'30',
              img:'/imgs/item-box-1.png',
              name:'小米CC9',
            },
             {
              id:'31',
              img:'/imgs/item-box-2.png',
              name:'小米8',
            },
            {
              id:'31',
              img:'/imgs/item-box-1.png',
              name:'小米CC9',
            },
            {
              id:'31',
              img:'/imgs/item-box-2.png',
              name:'小米CC9',
            },
          ],
          [1,1,1,1],
          [1,1,1,1],
          [1,1,1,1],
          [1,1,1,1],
          [1,1,1,1],
        ],
        adsList:[
          {
            id:33,
            img:'/imgs/ads/ads-1.png'
          },
          {
            id:34,
            img:'/imgs/ads/ads-2.jpg'
          },
          {
            id:35,
            img:'/imgs/ads/ads-3.png'
          },
          {
            id:36,
            img:'/imgs/ads/ads-4.jpg'
          },
        ],
        phoneList:[]
      }
    },
    mounted(){
      this.init()
    },
    methods:{
      init(){
        this.axios.get('/products',{
          params:{
            categoryId:100012,
            pageSize:14
          }
        }).then((res)=>{
          res.list = res.list.slice(6,14);
          this.phoneList = [res.list.slice(0,4),res.list.slice(4,8)]
        })
      },
      addCart(id){
        this.axios.post('/carts',{
          productId:id,
          selected:true
        }).then((res)=>{
          this.showModal = true;
          this.$store.dispatch('saveCartCount',res.cartTotalQuantity)
        }).catch(()=>{
          this.showModal = true;
        })
      },
      goToCart(){
        this.$router.push('/cart')
      }
    }
  }
</script>
<style lang="scss">
  @import './../assets/scss/config.scss';
  @import './../assets/scss/mixin.scss';
  .index{
    .swiper-box{
      .nav-menu{
        position:absolute;
        width:264px;
        height:451px;
        z-index:9;
        padding:26px 0;
        background-color:#55585a7a;
        box-sizing:border-box;
        .menu-wrap{
          .menu-item{
            height:50px;
            line-height:50px;
            a{
              position:relative;
              display:block;
              font-size:16px;
              color:#ffffff;
              padding-left:30px;
              &:after{            // 箭头函数 用伪类的形式
                position:absolute;
                right:30px;
                top:17.5px;
                content:' ';     // 伪类占位
                @include bgImg(10px,15px,'/imgs/icon-arrow.png');
              }
            }
            &:hover{
              background-color:$colorA;
              .children{
                display:block;
              }
            }
            .children{
              display:none;
              width:962px;
              height:451px;
              background-color:$colorG;
              position:absolute;
              top:0;
              left:264px;
              border:1px solid $colorH;
              ul{
                display:flex;
                justify-content:space-between;
                height:75px;
                li{
                  height:75px;
                  line-height:75px;
                  flex:1;
                  padding-left:23px;
                }
                a{
                  color:$colorB;
                  font-size:14px;
                }
                img{
                  width:42px;
                  height:35px;
                  vertical-align:middle;
                  margin-right:15px;
                }
              }
            }
          }
        }
      }
      .swiper-container {
        height: 451px;
        .swiper-button-prev{
          left:274px;
        }
        img{
          width:100%;
          height:100%;
        }
      }  
    }
    .ads-box{
      @include flex();
      margin-top:14px;
      margin-bottom:31px;
      a{
        width:296px;
        height:167px;
      }
    }
    .banner{
      margin-bottom:50px;
    }
    .product-box{
      background-color:$colorJ;
      padding:30px 0 50px;
      h2{
        font-size:$fontF;
        height:21px;
        line-height:21px;
        color:$colorB;
        margin-bottom:20px;
      }
      .wrapper{
        display:flex;
        .banner-left{
          margin-right:16px;
          img{
            width:224px;
            height:619px;
          }
        }
        .list-box{
          .list{
            @include flex();
            width:986px;
            margin-bottom:14px;
            &:last-child{
              margin-bottom:0;
            }
            .item{
              width:236px;
              height:302px;
              background-color:$colorG;
              text-align:center;
              span{
                display:inline-block;
                width:67px;
                height:24px;
                font-size:14px;
                line-height:24px;
                color:$colorG;
                &.new-pro{
                  background-color:#7ECF68;
                }
                &.kill-pro{
                  background-color:#E82626;
                }
              }
              .item-img{
                img{
                  width:100%;
                  height:195px;
                }
              }
              .item-info{
                h3{
                  font-size:$fontJ;
                  color:$colorB;
                  line-height:$fontJ;
                  font-weight:bold;
                }
                p{
                  color:$colorD;
                  line-height:13px;
                  margin:6px auto 13px;
                }
                .price{
                  color:#F20A0A;
                  font-size:$fontJ;
                  font-weight:bold;
                  cursor:pointer;
                  &:after{
                    @include bgImg(22px,22px,'/imgs/icon-cart-hover.png');
                    content:' ';
                    margin-left:5px;
                    vertical-align: middle;
                  }
                }
              }
            }
          }
        }
      }
    }
  }
</style>